“ORU”的概念、定义、翻译、参考文献-科学参考

单词	ORU
释义	ORU Encyclopedia 工学（航天产品可靠性）释 orbital replaceable units; ORU在轨可更换单元航天器在轨可进行移动、检查、更换、维修的最低层次单元。
随便看	exterior algebra exterior alternate angles exterior angle exterior-angle bisector exterior angle of the same side exterior-angle theorem exterior area theorem exterior ballistic measurement exterior ballistic measurement structure exterior ballistics exterior bisector exterior boundary-value problem exterior calculus exterior capacity exterior center of similarity exterior contact exterior content exterior-covered waterproofing exterior derivative exterior differential exterior differential calculus exterior differential equation exterior differential form exterior differential operator exterior differential system

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。